This page no longer updated from 31 October 2001. Latest version can be found at Saturn IVB-A

Gross Mass: 118,800 kg. Empty Mass: 12,900 kg. Thrust (vac): 97,500 kgf. Isp: 421 sec. Burn time: 450 sec. Propellants: Lox/LH2 Isp(sl): 200 sec. Diameter: 6.6 m. Span: 6.6 m. Length: 17.8 m. Country: USA. No Engines: 1. J-2 Status: Study 1965. Comments: Douglas Studies, 1965: S-IVB with 215k lbf J-1 (actual final model had 230k J-1).
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Last update 12 March 2001.
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© Mark Wade, 2001 .